Military Engineer Services-MES has published Repair / Maintenance Of Diesel Generator Sets And Voltage Stabilizer At Rajbari Area And Repair / Maintenance Of Dg Sets Of Various Capacities And Various Location At Rms. Submission Date for this Tender is 22-08-2022. Voltage Stabiliser Tenders in rangapahar Nagaland. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 27-Jul-2022 | Corrigendum For schedule of credit | Other | 15-08-2022 |
| 2 | 03-Aug-2022 | Corrigendum_For_sch_of_credit | Other | 15-08-2022 |
| 3 | 03-Aug-2022 | Corrigendum For BOQ | BOQ | 15-08-2022 |
| 4 | 15-Aug-2022 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 22-08-2022 |
| Sl. No. | Item Description |
| 1 | DG SET 250KVA Carrying out of "B check" to DG set of Cap 250 KVA in position by performing u/m operation :- |
| 2 | Change of oil filter |
| 3 | Change of Fuel filter |
| 4 | Change of Air filter |
| 5 | DG SET 62.5KVA Repair to diesel engine generating set Make Kirloskar/cCummins, capacity 62.5 KVA to 100 KVAand dismantling of the engine carefully, checking throughly all the defective parts including repair/replacement of the following defective parts through authorised service engineer/mechanic from M/s Kirloskar Oil Engines Ltd and reassembling the engine after overhauling including testing complete. (a)Repair to cylinder head including fixing and testing complete. (b)Valve, valve seats and valve guide, cutting, grinding and polishing complete. (c)Reaming, grinding and fixing of small end bushing of connecting rod. Note : All spare/accessoriesrequired for replacement shall be supplied & paid separatly under the following items). |
| 6 | Cylinder liner |
| 7 | Piston assy & Piston ring complete |
| 8 | Piston rings complete |
| 9 | Main bearing set |
| 10 | Exhaust/suction Valve |
| 11 | Valve seat |
| 12 | Valve guide |
| 13 | Connecting bush |
| 14 | Liner "o" ring |
| 15 | Gasket set |
| 16 | CR bearing |
| 17 | Set of Hoses |
| 18 | S" Hose with adjustable o clamp |
| 19 | Calibration and over hauling FIP or PT Pump of 62.5 KVA DG Set with replacement of the following parts :- (a)Delivery valve - 06 Nos. (b)injectors nozzles - 06 Nos. (c)Elements with seal and cap screw. - 06 Nos. (d)Main spring - 06 Nos. |
| 20 | Taking down us self starter 12 volts from the engine, dismantling the starter and taking out burnt stator winding preparing the stator for winding and rewinding the the stator with super enemelled copper wire of suitable gauge incl all insulating material varnishing heat treatmentincl relacemnent of feild coil and carbon brushes. and reassembling the self starter and refixing to the retrieved position. |
| 21 | Replacement of solonoid switch of self starter 12 volts DC complete all as specified. . |
| 22 | Taking down u/s dynamo/charging alternator 12 volts from the engine and S&F charging alternator 12 volts with necessary electrical connection with suitable cap flexible copper wire and sleeves. Make : Lucas TVS or equivalent. |
| 23 | Taking out of UNSV water pump assy 62.5 KVA KVAKirloskar engine and carrying out complete servicing overhauling including supply and fix water pump kit all as directed and specified. |
| 24 | Draining out Lub oil from the oil pan assy of DG set 62.5 KVA and keeping aside for reuse and taking down oil pan assy complete from the engine block for cleaning the eitire oil pan with recommended solution and resembling the oil pan after replacement of gasket oil pan (Lub oil shall be examined for reuse by Engr in charge.However if the oil is found unsuitable for reuse, fresh oil shall be measured and paid separaetly under respective item.. |
| 25 | Carrying out of "B check" to DG set of Cap 62.5 KVA in position by performing u/m operation -06 Nos |
| 26 | Change of oil flter |
| 27 | Change of Fuel filter |
| 28 | Change of air filter |
| 29 | Decoupling of engine 62.5 KVA from the alternator and taking out old defective ring gear fromflywheel from the engine and M&L for fixing of new ring gear of suitable teeth to flywheel conforming to the existing flywheel including testing complete . |
| 30 | M&L for replacement of wiring harness assembly (LOP electrical) |
| 31 | M&L for replacement of ignition switches complete suitable for DG set 62.5 KVA |
| 32 | Taking down unserviceableself starter 12 volts from the engine, and S&F self starter 12 Volts DC suitable for DG set 62.5 KVA capacity. |
| 33 | DG SET 100/125 KVA Decoupling the alternator from the engine and taking out alternator 100/125 KVA from base plate and carrying the u/s alternator to local market incl dismantling the entire alternatortaking out burnt enamelled copper wire ,preparing the statorfor rewinding andrewinding the stator with super enamelled copper wire of superior quality incl application of insulating material, cotton tapes and suitableheat treatment ,transporting back to site and refixig to the engine from retrieved position. |
| 34 | Dismantling the fuel pump assy from the engine of DG set cap 100/125 KVA and carrying the pump to authorised service centre for calibration and replacement of defective oil seal, retaining ring, cap screw,washers and refixing after repair to the engine. |
| 35 | Taking out of UNSV water pump assy 100/125KVAKirloskar engine and carrying out complete servicing overhauling including supply and fix water pump kit all as directed and specified. |
| 36 | Draining out Lub oil from the oil pan assy of DG set 100/125KVA and keeping aside for reuse and taking down oil pan assy complete from the engine block for cleaning the eitire oil pan with recommended solution and resembling the oil pan after replacement of gasket oil pan (Lub oil shall be examined for reuse by Engr in charge.However if the oil is found unsuitable for reuse, fresh oil shall be measured and paid separaetly under respective item.. |
| 37 | Taking down u/s dynamo/charging alternator 12 volts from the engine and S&F charging alternator 12 volts with necessary electrical connection with suitable cap flexible copper wire and sleeves. Make : Lucas TVS or equivalent. |
| 38 | Carrying out of "B check" to DG set of Cap 100/125KVA in position by performing u/m operation -2 Nos |
| 39 | Change of oil flter |
| 40 | Change of Fuel filter |
| 41 | Change of air filter |
| 42 | M&L for replacement of wiring harness assembly (LOP electrical) |
| 43 | Replacement of ignition switch complete including elctrical connection with suitable size cable and undertaking soldering work all a specified and directed. |
| 44 | DG SET 200 KVA Dismantling the fuel pump assy from the engine of DG set cap 200 KVA and carrying the pump to authorised service centre for calibration and replacement of defective oil seal, retaining ring, cap screw,washers and refixing after repair to the engine. |
| 45 | Taking down u/s dynamo/charging alternator 12 volts from the engine and S&F charging alternator 12 volts with necessary electrical connection with suitable cap flexible copper wire and sleeves. Make : Lucas TVS or equivalent. |
| 46 | Carrying out of "B check" to DG set of Cap 200 KVA in position by performing u/m operation -01 Nos |
| 47 | Change of oil flter |
| 48 | Change of Fuel filter |
| 49 | Change of air filter |
| 50 | Taking out of UNSV water pump assy 200KVAKirloskar engine and carrying out complete servicing overhauling including supply and fix water pump repair kit all as directed and specified. |
| 51 | Draining out Lub oil from the oil pan assy of DG set 200/150KVA and keeping aside for reuse and taking down oil pan assy complete from the engine block for cleaning the eitire oil pan with recommended solution and resembling the oil pan after replacement of gasket oil pan (Lub oil shall be examined for reuse by Engr in charge.However if the oil is found unsuitable for reuse, fresh oil shall be measured and paid separaetly under respective item.. |
| 52 | Taking down the radiator from the engine of DG set of 75/100 KVAafter disconnection of all water hoses and cleaningradiatorswith the help ofcaustic soda and cleaning with blower including brazing of damaged water tubes / fins complete all as directed including elctric welding to the bracing of fan gaurd and the outer frame of radiator. |
| 53 | DG SET 20 KVA Draining out Lub oil from the oil pan assy of DG set 20/63KVA and keeping aside for reuse and taking down oil pan assy complete from the engine block for cleaning the eitire oil pan with recommended solution and resembling the oil pan after replacement of gasket oil pan (Lub oil shall be examined for reuse by Engr in charge.However if the oil is found unsuitable for reuse, fresh oil shall be measured and paid separaetly under respective item. |
| 54 | Carrying out of "B check" to DG set of Cap 20KVA in position by performing u/m operation -2 Nos |
| 55 | Change of oil flter |
| 56 | Change of Fuel filter |
| 57 | Change of air filter |
| 58 | Replacement of V / Serpentine belts suitatble for 20 KVA DG set |
| 59 | All as per item No 30.00but for 62.5/75 KVA DG set |
| 60 | All as item No 30.00 above but of cap 100/125 KVA |
| 61 | All as item No 30.00 above but of cap 200/250 KVA |
| 62 | Replacement of Engine oil bypouring new lub oil into the oil chamber of different cap DG sets all as directed. Make:- Castrol/Valvoline/Servo |
| 63 | Taking down the radiator from the engine of DG set of 62.5/75/100 KVAafter disconnection of all water hoses and cleaningradiatorswith the help ofcaustic soda and cleaning with blower including brazing of damaged water tubes / fins complete all as directed including welding to the bracing of fan gaurd and the outer frame of radiator. |
| 64 | All as per item No 35.00 but radiator of DG set 125/250 KVA |
| 65 | Supply only the following items for various DG Sets :- |
| 66 | Battery 12 volts 92 AH Make Exide/Amaron/Tata. |
| 67 | Battery 12 volts 180 AH Make Exide./Amaron/Tata |
| 68 | Battery terminal |
| 69 | Battery lead of 35 Sqmm multistranded copper conductor single core of 1 Mtr length in red and black colour |
| 70 | S&F distilled water best quality suitable for lead acid battery. |
| 71 | Repacement of power contactor of AMF panel of DG cap 20 KVA after disconnection of defective power contactor and M&L for power contactor single phase conforming to the parameters of existing contactor. Make:- Schnieder/ABB/Siemens |
| 72 | All as item No 39.00 above but power contactor three phase suitable for DG set panel of 62.5 KVA |
| 73 | Replacement of engine strat relay/over speed relay/stop relay of DG set suitable for 20/125 KVA DG set. |
| 74 | All as item No 41.00 above but relays /timers for for DG set 62.5 KVA |
| 75 | Replacement of over/under voltage relay / reverse power relay suitable for AMF panel for DG set 20 KVA single phase. |
| 76 | All as item No 43.00 above but AMF panel for for DG set 62.5/63 KVA three phase. |
| 77 | Taking down the turbo charger from the engine of DG set of 62.5/75/100/250 KVAafter disconnection of all electrical connection and S&F of the same on the position complete all as directed including elctric welding to the bracing of gaurd and the outer frame of turbo charger. |
| 78 | Replacement of current transformer suitable for AMF panel for DG set 20 KVA single phase. |
| 79 | All as item No 46.00 above but AMF panel for for DG set 62.5 /100 KVA three phase. |
| 80 | Replacement of engine strat timers/stop timers of AMF panel with DG set suitable for 20 KVA DG set. |
| 81 | All as per item No 48.00 above but for AMF panel with DG set 62.5/100 KVA |
| 82 | S&F automatic voltage regulator suitable for alternator 63/110 KVA 415 Volts 50 Hz Ac electric supply and output voltage 120 Volts 8 Amp DC Voltage. Make:- Crompton Greaves/Kirlosker |
| 83 | S&F silicon type rectifier 18/24 plates of suitable size for Alternator of cap 200 KVA. |
| 84 | S&F Carbon brush holders assy made of brass with suitable catch arrangementsuitable for 200/250 KVA DG set. |
| 85 | M&L for replacement for carbon brushes suitable for alternator of 62/125/250 KVA DG set. |
| 86 | M&L for replacement for AC digital voltmeter 0-500Volts of size 96 x 96 mm .Make:- AE/L&T/Falcon |
| 87 | All as per item No 54.00 above but AC Ammeter0- 200 amps of size 96 x 96 mm . |
| 88 | M&L for replacement for AC rotary slector switch panel mounted. |
| 89 | M&L for replacement of unsv oil pressure gauge suitable for DG set 62.5/100/125/250 KVA. |
| 90 | All as per item No 57.00 above but oilpressure gauge suiatble for DG set 63/100/250KVA |
| 91 | M&L for replacement of unsv water temp gauge suitable for DG set 100/125/200 KVA. |
| 92 | M&L for replacement of unsv Asbestos ropesuitable for DG set 100/125/200 KVA. |
| 93 | S&F in replacement change over switch on load type 630 Amp 4 pole fix to wall/LT panels with the help of metal fasteners and electrical connections complete all as specified Make: Havels/Indoasian/standard |
| 94 | -ditto- as per item No 61.00 here in before but capacity 400 Amp |
| 95 | -ditto- as per item No 61.00 here in before but capacity 200 Amp |
| 96 | S&F of MCCB, 3 pole, 100 Amps, 415 V, 16 KA breaking capacity, fixed type, including taking down old one complete all as specified and directed. Make: Havells/HPL/INDOASIAN/STANDAD. |
| 97 | S&F of MCCB, 3 pole, 125 Amps, 415 V, 16 KA breaking capacity, fixed type, including taking down old one complete all as specified and directed. Make: Havells/HPL/INDOASIAN/STANDAD. |
| 98 | S&F of MCCB, 3 pole, 160 Amps, 415 V, 36 KA breaking capacity, fixed type, including taking down old one complete all as specified and directed. Make: Havells/HPL/INDOASIAN/STANDAD. |
| 99 | S&F of MCCB, 3 pole, 200 Amps, 415 V, 36 KA breaking capacity, fixed type, including taking down old one complete all as specified and directed. Make: Havells/HPL/INDOASIAN/STANDAD. |
| 100 | S&F of MCCB, 4 pole, 250 Amps, 415 V, 36 KA breaking capacity, fixed type, including taking down old one complete all as specified and directed. Make: Havells/HPL/INDOASIAN/STANDAD. |
| 101 | S&F of MCCB, 4 pole, 400 Amps, 415 V, 36 KA breaking capacity, fixed type, including taking down old one complete all as specified and directed. Make: Havells/HPL/INDOASIAN/STANDAD. |
| 102 | S&F Aluminium thimbles of size 25 to 50 Sqmm , crimping to the core of cable with the help of crimping tools including taking out the old one , complete all l as specified and directed. Make :-Dowells/ Jainsons or any other approved make |
| 103 | All as per item No 70.00 here in before but thimbles of size 95 to 150 Sqmm |
| 104 | All as per item No 70.00 here in before but thimbles of size 185 to 300 Sqmm |
| 105 | Materials and labour for earthing complete with galvanised iron earth plate electrode 600 mm x 600 mm x 6 mm thick, burried directly and preferably vertically in ground, earth pit not less than 2.25 Mtr deep below ground level with top edge of the plate not less than 1.5 m below ground level connetced with galvanised strip 32x6mmby means of nuts, bolts, check nuts and washers made of galvanised iron or steel earthing lead to be protected by galvanised iron pipe of 40mm bore (light grade) and other end connected to earthing test point or lightening arrestor or main controlling switch as directed including providing funnel with 20mm bore galvanised iron pipe (light grade), wire mesh, charcoal or coke and common salt in alternate layer of 15cm (compacted thickness) all round the earth electrode, concrete earth pit in PCC (1:3:6) type C-1 (with 20mm graded aggregate), 50mm thick precast RCC (1:2:4) cover slab (re-inforced with 8mm dia TMT bar @ 15 cm C/C bothways and suitable handle made of 10mm dia) including necessary earth work in excavation, returning filling and removal of surplus earth upto a distance not exceeding 50 m etc all as shown on electrical plate No. 3 of MES Schedule Part-I(2009) complete including testing onincluding taking down old u/s materials completion all as specified and as directed. |
| 106 | Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m depth for foundation of poles, cables etc, not exc10 sqm on plan and getting out in soft/ loose soilincluding taking out brick protection etc. complete all as specified |
| 107 | Returning filling in trenches including spreading leveling watering and well ramming in layers not exceeding 25 cm thick all complete all as specified ans as directed. |
| 108 | Removing of excavated material (soil) not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point all complete all as specified ans as directed. |
| 109 | M&L for spread fine river sand in trenches complete all as specified ans as directed.Note: For measurement purpose, punned down thickness shall only be taken. |
| 110 | M&L for laying brick sub class "B" old size burnt bricks for cable protection of size 230mmx115mmx75mm complete all as specified and as directed |
| 111 | S&F galvanised iron tubing 40 mm bore, light grade with all fittings for passing of under ground cable including taking down old pipe complete all as specified and as directed. Make:- Jindal/TATA/Prakashsurya |
| 112 | Dismantling the servo volatge satbiliser in position upto capacity 100 KVA and lifting of core from the stabiliser for identification of fault and reassembling after rectification of fault. Note:- Spares reqd for replacement shall be paid under the respective item as under. |
| 113 | S&F in replacement of push button swich/DPDT switchand making electrical connection complete all as specified and as directed. |
| 114 | S&F in replacementof auto manual switch and making electrical connection complete all as specified and as directed. |
| 115 | S&F in replacementof Micro switch and making electrical connection complete all as specified and as directed. |
| 116 | S&F in replacementof potentiometer and making electrical connection complete all as specified and as directed. |
| 117 | S&F in replacementof digital voltmeter 0-500 Volts (three phase) with inbuilt selector switchand making electrical connection complete all as specified and as directed. Make:- AE/Legrand/ABB |
| 118 | Replacement of digital ammeter0- 400 Amps (three phase) with inbuilt selector switchand suitbale CTs and making electrical connection complete all as specified and as directed. Make:- AE/Legrand/ABB |
| 119 | S&F in replacementof defective electronic circuit card (PCB) and making electrical connection complete all as specified and as directed. |
| 120 | S&F in replacementof defective microproccessor based controlcard for each phase and making electrical connection complete all as specified and as directed. |
| 121 | S&F in replacementof defective trigger transformer and making electrical connection complete all as specified and as directed. |
| 122 | S&F in replacementof defective servo motor 3 Kg torque and making electrical connection complete all as specified and as directed. |
| 123 | S&F in replacementof RC network for servo motor 3 Kg torque and making electrical connection complete all as specified and as directed. |
| 124 | S&F in replacementof unserviceable carbon brush suitable for servo voltage stabiliser upto 100 KVA capand making all electrical connections complete all as specified and as directed. |
| 125 | Supply, laying & testing XLPE insulated screened PVC bedded galvanised steel strip or wire armoured, electric power cable (Heavy duty) with stranded aluminium conductor 1100 volts grade of size 35 Sqmm 3.5 core incl taking out old unsv cable from trenches all as specified and as directed. Make:- Plaza/Havells/Finolex |
| 126 | All as per item No 93.00 above but 50 sqmm 3.5 core size. |
| 127 | All as per item No 93.00 above but 70 sqmm 3.5 core size. |
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